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Finding the Fourth Proportional to 566,555.70, 849,833.55 and 327,079.20

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Solution

The fourth proportional to 566,555.70, 849,833.55 and 327,079.20 is: 490,618.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,555.70 : 849,833.55 = 327,079.20 : x
  2. Step 2: Convert to fraction form
    566,555.70/849,833.55 = 327,079.20/x
  3. Step 3: Cross multiply
    566,555.70x = 849,833.55 × 327,079.20
  4. Step 4: Simplify right side
    566,555.70x = 277,962,877,667.16
  5. Step 5: Solve for x
    x = 277,962,877,667.16/566,555.70
  6. Step 6: Final answer
    x = 490,618.80

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.